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发明名称
SPACER FOR LAYING PIPELINES INTENDED FOR BEING BURIED IN THE GROUND AND METHOD FOR BURYING PIPELINES IN PARALLEL
摘要
申请公布号
EP2808589(B1)
申请公布日期
2016.05.11
申请号
EP20140170312
申请日期
2014.05.28
申请人
GRDF
发明人
DI LIBERTO, ALPHONSE;FORTIER, DOMINIQUE
分类号
F16L1/06
主分类号
F16L1/06
代理机构
代理人
主权项
地址
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